53546191 has 2 divisors, whose sum is σ = 53546192. Its totient is φ = 53546190.

The previous prime is 53546173. The next prime is 53546203. The reversal of 53546191 is 19164535.

53546191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53546191 - 2⁷ = 53546063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53546111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26773095 + 26773096.

It is an arithmetic number, because the mean of its divisors is an integer number (26773096).

Almost surely, 2^53546191 is an apocalyptic number.

53546191 is a deficient number, since it is larger than the sum of its proper divisors (1).

53546191 is an equidigital number, since it uses as much as digits as its factorization.

53546191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 34.

The square root of 53546191 is about 7317.5262896692. The cubic root of 53546191 is about 376.9145136587.

The spelling of 53546191 in words is "fifty-three million, five hundred forty-six thousand, one hundred ninety-one".